Home / 8,939.04-12,348.90-6,594.09

Finding the Fourth Proportional to 8,939.04, 12,348.90 and 6,594.09

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Solution

The fourth proportional to 8,939.04, 12,348.90 and 6,594.09 is: 9,109.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939.04 : 12,348.90 = 6,594.09 : x
  2. Step 2: Convert to fraction form
    8,939.04/12,348.90 = 6,594.09/x
  3. Step 3: Cross multiply
    8,939.04x = 12,348.90 × 6,594.09
  4. Step 4: Simplify right side
    8,939.04x = 81,429,758.00
  5. Step 5: Solve for x
    x = 81,429,758.00/8,939.04
  6. Step 6: Final answer
    x = 9,109.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.